Top 5 companies in MIS market & how they compared in Q2

Market analysts predict the global minimally invasive spine surgery market will continue to grow in the coming years.

Here are five of the top companies in the market according to a Research and Markets report and how they compare based on their 2018 second quarter financial reports.

1. Zimmer Biomet: At the end of the quarter, the company recorded $2 billion in sales, a 3 percent increase year-over-year. The company's spine business also generated $198 million in sales, a 2.5 percent increase year-over-year.

2. DePuy Synthes: The company's worldwide sales hit $2.2 billion, a 1.4 percent decrease over the same period last year. DePuy Synthes spine and other sales dropped 7.7 percent, led by a 9.2 percent decrease in international sales to $347 million. U.S. spine and other sales also dropped 6.6 percent to $498 million.

3. Stryker: The company reported net sales of $3.3 billion in the second quarter, a 10.3 percent increase year-over-year. Stryker's neurotechnology and spine segment reported $600M in sales, a 19.4 percent increase year-over-year.

4. Medtronic: The company reported a 0.1 percent decrease in worldwide revenue to $7.3 billion. Spine revenue hit $652 million for the quarter, a 0.5 percent increase over the same period last year.

5. NuVasive: The company experienced an 8.5 percent increase in year-over-year revenues, topping $281.6 million. NuVasive's second quarter income sits at $11.5 million,or $0.22 per share.